--- title: "Meaning & Key Takeaway of: All the normal matter in the Milky Way…" description: "\"All the normal matter in the Milky Way disc is denser than the dark matter that surrounds it.\" — Lisa Randall" image: "https://sms4smile.com/quotes/i/834/lisa-randall-7318_dark_all-the-normal-matter-in-the-milky-way-d_2929636.png" --- # All the normal matter in the Milky Way disc is denser than… ![“All the normal matter in the Milky Way disc is denser than the dark matter that surrounds it.” quote by Lisa Randall](https://sms4smile.com/quotes/i/834/lisa-randall-7318_dark_all-the-normal-matter-in-the-milky-way-d_2929636.png) [Download](https://sms4smile.com/quotes/i/834/lisa-randall-7318_dark_all-the-normal-matter-in-the-milky-way-d_2929636.png) [Open image](https://sms4smile.com/quotes/i/834/lisa-randall-7318_dark_all-the-normal-matter-in-the-milky-way-d_2929636.png) > “All the normal matter in the Milky Way disc is denser than the dark matter that surrounds it.” [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Normal matter in the Milky Way’s disc is denser than surrounding dark matter, highlighting the contrast between visible and invisible mass in galaxies. **In simple terms:** Visible matter is denser than dark matter. Key Takeaway Recognize visible‑dark matter contrast. Themes science astronomy cosmology Mood analytical inquisitive Type educational informative When to use this quote - teaching - research - public outreach Key Concepts mass distribution galactic structure Questions to Reflect On - How does this density difference affect galaxy rotation? - What methods detect dark matter? A Different Perspective Dark matter remains elusive. ★ ★ ★ ★ ★ No ratings yet [Dark](https://sms4smile.com/quotes/about/dark/) [Dark matter](https://sms4smile.com/quotes/about/dark-matter/) [Milky way](https://sms4smile.com/quotes/about/milky-way/) ## Related quotes > [Maybe dark matter is denser than we usually assume, kind of like the Milky Way plane.](https://sms4smile.com/quotes/lisa-randall/maybe-dark-matter-is-denser-than-we-usually-assume-kind-of-like-the/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [“How could space not be infinite? How could an infinite space get created in a finite time? What’s our Universe expanding into? Where in…](https://sms4smile.com/quotes/max-tegmark/how-could-space-not-be-infinite-how-could-an-infinite-space-get/) [Max Tegmark](https://sms4smile.com/quotes/author/max-tegmark/) > [I did not set out to explain the extinction of the dinosaurs. I'm a particle physicist, and I was actually thinking about dark matter…](https://sms4smile.com/quotes/lisa-randall/i-did-not-set-out-to-explain-the-extinction-of-the-dinosaurs-i-m-a/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [When I was a child, I had a ViewMaster, those red box glasses with little discs, so that you can see 3D images. They…](https://sms4smile.com/quotes/jean-pierre-jeunet/when-i-was-a-child-i-had-a-viewmaster-those-red-box-glasses-with/) [Jean-Pierre Jeunet](https://sms4smile.com/quotes/author/jean-pierre-jeunet/) > [Boy, I'd hate to shoot on tape or disc or whatever the hell they're talking about. I love film.](https://sms4smile.com/quotes/frank-darabont/boy-i-d-hate-to-shoot-on-tape-or-disc-or-whatever-the-hell-they-re/) [Frank Darabont](https://sms4smile.com/quotes/author/frank-darabont/) > [These abnormal aspects included the shapes of UFOs and their behavior. 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You got to play for me free.](https://sms4smile.com/quotes/buddy-guy/even-the-disc-jockeys-are-saying-if-i-play-your-record-i-made-you-you/) [Buddy Guy](https://sms4smile.com/quotes/author/buddy-guy/) > [ I would do it \[study UFOs\], but before agreeing to do it, we must insist upon full access to discs recovered. For instance in… ](https://sms4smile.com/quotes/j-edgar-hoover/i-would-do-it-study-ufos-but-before-agreeing-to-do-it-we-must-insist/) [J. Edgar Hoover](https://sms4smile.com/quotes/author/j-edgar-hoover/) > [It may be that my most helpful contributions to music aren't my compact discs but my articles about other great singers of the past…](https://sms4smile.com/quotes/susannah-mccorkle/it-may-be-that-my-most-helpful-contributions-to-music-aren-t-my/) [Susannah McCorkle](https://sms4smile.com/quotes/author/susannah-mccorkle/) > [A purely psychological explanation is ruled out... the discs show signs of intelligent guidance, by quasi-human pilots...](https://sms4smile.com/quotes/carl-jung/a-purely-psychological-explanation-is-ruled-out-the-discs-show-signs/) [Carl Jung](https://sms4smile.com/quotes/author/carl-jung/) ## More by Lisa Randall > [When you're reaching out to people beyond the scientific community, image does matter.](https://sms4smile.com/quotes/lisa-randall/when-you-re-reaching-out-to-people-beyond-the-scientific-community/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [Creativity is essential to particle physics, cosmology, and to mathematics, and to other fields of science, just as it is to its more widely…](https://sms4smile.com/quotes/lisa-randall/creativity-is-essential-to-particle-physics-cosmology-and-to/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [Physicists have yet to understand why the Higgs boson's mass is what it is,](https://sms4smile.com/quotes/lisa-randall/physicists-have-yet-to-understand-why-the-higgs-boson-s-mass-is-what/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [If such external influences are intrinsic to religion, then logic and scientific thought dictate that there must be a mechanism by which this influence…](https://sms4smile.com/quotes/lisa-randall/if-such-external-influences-are-intrinsic-to-religion-then-logic-and/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [There is real confusion about what it means to be right and wrong - the difference between what spiritual beliefs are and what science…](https://sms4smile.com/quotes/lisa-randall/there-is-real-confusion-about-what-it-means-to-be-right-and-wrong-the/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [When I was in school I liked math because all the problems had answers. Everything else seemed very subjective.](https://sms4smile.com/quotes/lisa-randall/when-i-was-in-school-i-liked-math-because-all-the-problems-had/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [What makes me different as a scientist is that I'm kind of imaginative. The ideas just happen.](https://sms4smile.com/quotes/lisa-randall/what-makes-me-different-as-a-scientist-is-that-i-m-kind-of/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [There could be more to the universe than the three dimensions we are familiar with. They are hidden from us in some way, perhaps…](https://sms4smile.com/quotes/lisa-randall/there-could-be-more-to-the-universe-than-the-three-dimensions-we-are/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [There are many aspects of time we just do not understand. That’s the thing about writing a popular book: You realize the things you…](https://sms4smile.com/quotes/lisa-randall/there-are-many-aspects-of-time-we-just-do-not-understand-that-s-the/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [We should figure out how to do this so that some parents don't feel disenfranchised, angry and upset. It says a lot about the…](https://sms4smile.com/quotes/lisa-randall/we-should-figure-out-how-to-do-this-so-that-some-parents-don-t-feel/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [I did not set out to explain the extinction of the dinosaurs. I'm a particle physicist, and I was actually thinking about dark matter…](https://sms4smile.com/quotes/lisa-randall/i-did-not-set-out-to-explain-the-extinction-of-the-dinosaurs-i-m-a/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [I think simplicity is a good guide: The more economical a theory, the better.](https://sms4smile.com/quotes/lisa-randall/i-think-simplicity-is-a-good-guide-the-more-economical-a-theory-the/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [Speculation and the exploration of ideas beyond what we know with certainty are what lead to progress.](https://sms4smile.com/quotes/lisa-randall/speculation-and-the-exploration-of-ideas-beyond-what-we-know-with/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [Physics has entered a remarkable era. Ideas that were once the realm of science fiction are now entering our theoretical — and maybe even…](https://sms4smile.com/quotes/lisa-randall/physics-has-entered-a-remarkable-era-ideas-that-were-once-the-realm/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) > [You have to be careful when you use beauty as a guide. There are many theories people didn't think were beautiful at the time…](https://sms4smile.com/quotes/lisa-randall/you-have-to-be-careful-when-you-use-beauty-as-a-guide-there-are-many/) [Lisa Randall](https://sms4smile.com/quotes/author/lisa-randall/) [Explore all 92 Lisa Randall quotes ](https://sms4smile.com/quotes/author/lisa-randall/) ## More Dark quotes > [Crony capitalism is essentially a condition in which... public officials are giving favours to people in the private sector in payment of political favours.](https://sms4smile.com/quotes/alan-greenspan/crony-capitalism-is-essentially-a-condition-in-which-public-officials/) [Alan Greenspan](https://sms4smile.com/quotes/author/alan-greenspan/) > [“I could see her will leaving and death seeping through her skin to skewer her soul.”](https://sms4smile.com/quotes/j-d-stroube/i-could-see-her-will-leaving-and-death-seeping-through-her-skin-to/) [J.D. Stroube](https://sms4smile.com/quotes/author/j-d-stroube/) > [The soul wanders in the dark, until it finds love. And so, wherever our love goes, there we find our soul.](https://sms4smile.com/quotes/mary-zimmerman/the-soul-wanders-in-the-dark-until-it-finds-love-and-so-wherever-our/) [Mary Zimmerman](https://sms4smile.com/quotes/author/mary-zimmerman/) > [“Men circle like bees around honey, buzzing to communicate their sexual despair.”](https://sms4smile.com/quotes/carla-h-krueger/men-circle-like-bees-around-honey-buzzing-to-communicate-their-sexual/) [Carla H Krueger](https://sms4smile.com/quotes/author/carla-h-krueger/) > [All comedy comes from a dark place.](https://sms4smile.com/quotes/katt-williams/all-comedy-comes-from-a-dark-place/) [Katt Williams](https://sms4smile.com/quotes/author/katt-williams/) > [It's a really dark, emotionally wrenching world that we've created on 'The Walking Dead.'](https://sms4smile.com/quotes/laurie-holden/it-s-a-really-dark-emotionally-wrenching-world-that-we-ve-created-on/) [Laurie Holden](https://sms4smile.com/quotes/author/laurie-holden/) > [I get afraid of the dark if I'm in a great deal of dark, and I have to move around inside of that fear...…](https://sms4smile.com/quotes/emil-ferris/i-get-afraid-of-the-dark-if-i-m-in-a-great-deal-of-dark-and-i-have-to/) [Emil Ferris](https://sms4smile.com/quotes/author/emil-ferris/) > [I guess he'll have to figure out someday that he is supposed to have this dark side, that it is part of what it…](https://sms4smile.com/quotes/anne-lamott/i-guess-he-ll-have-to-figure-out-someday-that-he-is-supposed-to-have/) [Anne Lamott](https://sms4smile.com/quotes/author/anne-lamott/) > [“Once upon a time, there was a naïve and innocent girl who thought she could tame the beast and live happily ever after. But…](https://sms4smile.com/quotes/nenia-campbell/once-upon-a-time-there-was-a-na-ve-and-innocent-girl-who-thought-she/) [Nenia Campbell](https://sms4smile.com/quotes/author/nenia-campbell/) > [Memory revises me. Even now a letter comes from a place I don’t know, from someone with my name and postmarked years ago, while…](https://sms4smile.com/quotes/li-young-lee/memory-revises-me-even-now-a-letter-comes-from-a-place-i-don-t-know/) [Li-Young Lee](https://sms4smile.com/quotes/author/li-young-lee/) > [Like the water of a deep stream, love is always too much. We did not make it. Though we drink till we burst, we…](https://sms4smile.com/quotes/wendell-berry/like-the-water-of-a-deep-stream-love-is-always-too-much-we-did-not/) [Wendell Berry](https://sms4smile.com/quotes/author/wendell-berry/) > [Let death bless me with you.](https://sms4smile.com/quotes/anonymous/let-death-bless-me-with-you/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [“what do you call/that space between the dark geographies of sex?”](https://sms4smile.com/quotes/natasha-trethaway/what-do-you-call-that-space-between-the-dark-geographies-of-sex/) Natasha Trethaway > [Twinking tears in a sea of black. Soft light in a world of darkness. Tiny wishes in a place of dreams. Do you see…](https://sms4smile.com/quotes/nicole-gentile/twinking-tears-in-a-sea-of-black-soft-light-in-a-world-of-darkness/) Nicole Gentile > [Even in the dark your shadow is like a guide to me! you are my rising sun that brings forth hope just as it…](https://sms4smile.com/quotes/nkemjika-linus/even-in-the-dark-your-shadow-is-like-a-guide-to-me-you-are-my-rising/) [Nkemjika Linus](https://sms4smile.com/quotes/author/nkemjika-linus/) [Browse all 10,198 Dark quotes ](https://sms4smile.com/quotes/about/dark/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "All the normal matter in the Milky Way disc is denser than the dark matter that surrounds it.", "creator": { "@type": "Person", "name": "Lisa Randall" }, "isPartOf": { "@id": "https://sms4smile.com/quotes/#website" }, "url": "https://sms4smile.com/quotes/lisa-randall/all-the-normal-matter-in-the-milky-way-disc-is-denser-than-the-dark/", "about": { "@type": "Thing", "name": "Dark" }, "@id": "https://sms4smile.com/quotes/lisa-randall/all-the-normal-matter-in-the-milky-way-disc-is-denser-than-the-dark/#quotation", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/834/lisa-randall-7318_dark_all-the-normal-matter-in-the-milky-way-d_2929636.png", "contentUrl": "https://sms4smile.com/quotes/i/834/lisa-randall-7318_dark_all-the-normal-matter-in-the-milky-way-d_2929636.png", "url": "https://sms4smile.com/quotes/i/834/lisa-randall-7318_dark_all-the-normal-matter-in-the-milky-way-d_2929636.png", "width": 1080, "height": 1080, "caption": "“All the normal matter in the Milky Way disc is denser than the dark matter that surrounds it.” — Lisa Randall", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } }, { "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://sms4smile.com/" }, { "@type": "ListItem", "position": 2, "name": "Quotes", "item": "https://sms4smile.com/quotes/" }, { "@type": "ListItem", "position": 3, "name": "Lisa Randall", "item": "https://sms4smile.com/quotes/author/lisa-randall/" }, { "@type": "ListItem", "position": 4, "name": "All the normal matter in the...", "item": "https://sms4smile.com/quotes/lisa-randall/all-the-normal-matter-in-the-milky-way-disc-is-denser-than-the-dark/" } ], "@id": "https://sms4smile.com/quotes/lisa-randall/all-the-normal-matter-in-the-milky-way-disc-is-denser-than-the-dark/#breadcrumb" }, { "@type": "WebSite", "@id": "https://sms4smile.com/quotes/#website", "name": "SMS4Smile Quotes", "url": "https://sms4smile.com/quotes/", "publisher": { "@id": "https://sms4smile.com/quotes/#organization" } }, { "@type": "Organization", "@id": "https://sms4smile.com/quotes/#organization", "name": "SMS4Smile Quotes", "url": "https://sms4smile.com/quotes/", "logo": { "@type": "ImageObject", "url": "https://sms4smile.com/quotes/wp-content/themes/sq/assets/icons/icon-512.png", "width": 512, "height": 512 } } ] } ```